Add defer_rcu_ratelimit()

[urcu.git] / urcu-defer.h

diff --git a/urcu-defer.h b/urcu-defer.h
index ac2f53b1728c63c4359ab9cc3cc601a63b57cb53..75b600568bc7a2df852cb246e1a300732c6989b8 100644 (file)
--- a/urcu-defer.h
+++ b/urcu-defer.h
@@ -38,12 +38,15 @@
  * Each thread queuing memory reclamation must be registered with
  * rcu_defer_register_thread(). rcu_defer_unregister_thread() should be
  * called before the thread exits.
+ *
+ * *NEVER* use defer_rcu() within a RCU read-side critical section, because this
+ * primitive need to call synchronize_rcu() if the thread queue is full.
  */
 
-#define call_rcu               rcu_defer_queue
-#define rcu_reclaim_queue(p)   rcu_defer_queue(free, p)
+#define defer_rcu(fct, p)      defer_rcu_ratelimit(fct, p, NULL)
 
-extern void rcu_defer_queue(void (*fct)(void *p), void *p);
+extern void defer_rcu_ratelimit(void (*fct)(void *p), void *p,
+                               int (*rl)(void *p));
 
 /*
  * Thread registration for reclamation.